:root {
    --paper:        #F0E7D2;
    --paper-2:      #E5DAB9;
    --paper-3:      #D8CAA2;
    --ink:          #1A130B;
    --ink-2:        #443728;
    --ink-3:        #7A6B53;
    --rule:         #C2B393;
    --rule-strong:  #9C8B6C;
    --accent:       #8B1E1E;
    --accent-dark:  #5E1212;
    --accent-2:     #B5701F;
    --accent-soft:  #EAD8B0;

    --font-display: 'Fraunces', 'Times New Roman', serif;
    --font-body:    'Newsreader', 'Georgia', serif;
    --font-mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;
}

* { box-sizing: border-box; }

html { background: var(--paper); }

body {
    margin: 0;
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.55;
    font-feature-settings: "kern", "liga";
    background:
        radial-gradient(900px 600px at 8% -10%, rgba(181, 112, 31, 0.10), transparent 65%),
        radial-gradient(900px 600px at 110% 30%, rgba(139, 30, 30, 0.08), transparent 60%),
        radial-gradient(700px 500px at 50% 110%, rgba(26, 19, 11, 0.05), transparent 65%),
        var(--paper);
    background-attachment: fixed;
    min-height: 100vh;
}

/* faint paper grain */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.35;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.10  0 0 0 0 0.07  0 0 0 0 0.04  0 0 0 0.08 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    mix-blend-mode: multiply;
}

.paper {
    max-width: 1180px;
    margin: 0 auto;
    padding: 2.75rem 2rem 5rem;
    position: relative;
    z-index: 1;
}

/* ─────────────── RULES ─────────────── */
.rule { width: 100%; }
.rule-single { border-top: 1px solid var(--ink); height: 0; }
.rule-double {
    height: 0;
    border-top: 3px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    padding-top: 3px;
}

/* ─────────────── MASTHEAD ─────────────── */
.masthead { margin-bottom: 4.5rem; }

.masthead-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: baseline;
    gap: 1.5rem;
    padding: 0.25rem 0 1rem;
}

.folio {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ink-2);
}

.folio-left { text-align: left; }
.folio-right { text-align: right; }

.wordmark {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
    font-weight: 500;
    font-style: italic;
    font-size: clamp(1.55rem, 3.2vw, 2.2rem);
    letter-spacing: -0.01em;
    line-height: 1;
    margin: 0;
    color: var(--ink);
    white-space: nowrap;
}

.masthead-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin: 0.9rem 0 0;
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.94rem;
    color: var(--ink-2);
    letter-spacing: 0.005em;
}

.ornament { color: var(--accent); font-style: normal; line-height: 1; }

/* ─────────────── BYLINE (Monty) ─────────────── */
.byline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.4rem;
    margin: 1.6rem auto 0;
    max-width: 720px;
    padding: 1.1rem 1.4rem;
    background:
        repeating-linear-gradient(
            -45deg,
            transparent 0,
            transparent 12px,
            rgba(139, 30, 30, 0.04) 12px,
            rgba(139, 30, 30, 0.04) 13px
        );
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
}

.byline-seal {
    width: 78px;
    height: 78px;
    color: var(--accent);
    flex-shrink: 0;
    transform: rotate(-7deg);
    filter: drop-shadow(0 1px 0 rgba(94, 18, 18, 0.18));
}

.byline-text {
    display: grid;
    grid-template-rows: auto auto auto;
    gap: 0.18rem;
    line-height: 1.15;
}

.byline-pointer {
    display: inline-block;
    color: var(--accent);
    font-size: 1.05rem;
    margin-bottom: -0.1rem;
}

.byline-line-1 {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--ink-2);
}

.byline-line-2 {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 70, "WONK" 1;
    font-style: italic;
    font-weight: 500;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    letter-spacing: -0.012em;
    color: var(--ink);
    line-height: 1;
}

.byline-line-3 {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.92rem;
    color: var(--ink-3);
    letter-spacing: 0.01em;
}

@media (max-width: 640px) {
    .byline { flex-direction: column; text-align: center; gap: 1rem; }
    .byline-text { justify-items: center; }
}

/* ─────────────── HERO ─────────────── */
.hero {
    margin: 5rem 0 4.5rem;
    max-width: 940px;
    position: relative;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.73rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 1.2rem;
}

.hero-title {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 40, "WONK" 1;
    font-weight: 400;
    font-size: clamp(3rem, 9vw, 7.2rem);
    line-height: 0.92;
    letter-spacing: -0.028em;
    color: var(--ink);
    margin: 0 0 1.75rem;
}

.hero-title em {
    font-style: italic;
    font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
    color: var(--accent);
    font-weight: 400;
}

.hero-thesis {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 96, "SOFT" 60, "WONK" 1;
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.45rem, 2.7vw, 1.95rem);
    line-height: 1.25;
    letter-spacing: -0.012em;
    color: var(--ink);
    max-width: 40ch;
    margin: 0 0 2rem;
    padding-left: 1.1rem;
    border-left: 3px solid var(--accent);
}

.hero-lede {
    font-family: var(--font-body);
    font-size: 1.13rem;
    font-weight: 400;
    color: var(--ink-2);
    max-width: 58ch;
    line-height: 1.55;
    margin: 0 0 2.25rem;
}

.hero-controls { margin-top: 2.25rem; }

/* ─────────────── MONTY EPIGRAPH ─────────────── */
.monty-epigraph {
    margin: 2rem 0 0;
    padding: 1.4rem 1.6rem 1.4rem 2rem;
    border-left: 3px solid var(--accent);
    max-width: 56ch;
    position: relative;
    background: rgba(181, 112, 31, 0.04);
}

.monty-epigraph::before {
    content: '“';
    position: absolute;
    left: 0.3rem;
    top: -0.2rem;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 5rem;
    color: var(--accent);
    line-height: 1;
    opacity: 0.25;
    pointer-events: none;
}

.monty-epigraph blockquote { margin: 0; }

.monty-epigraph p {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 72, "SOFT" 60, "WONK" 1;
    font-style: italic;
    font-weight: 400;
    font-size: 1.18rem;
    line-height: 1.35;
    color: var(--ink);
    margin: 0;
    letter-spacing: -0.005em;
}

.monty-epigraph figcaption {
    margin-top: 0.7rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-3);
}

.monty-epigraph figcaption em {
    font-style: italic;
    color: var(--accent);
    letter-spacing: 0.04em;
    text-transform: none;
    font-family: var(--font-body);
    font-size: 0.86rem;
}

/* ─────────────── MODE SWITCH ─────────────── */
.mode-switch {
    display: inline-flex;
    align-items: stretch;
    background: var(--paper-2);
    border: 1.5px solid var(--ink);
    overflow: hidden;
}

.mode-option {
    appearance: none;
    background: transparent;
    border: none;
    border-right: 1px solid var(--ink);
    font-family: var(--font-body);
    font-size: 0.98rem;
    color: var(--ink-2);
    padding: 0.85rem 1.5rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    transition: background 0.18s ease, color 0.18s ease;
    line-height: 1.1;
}

.mode-option:last-child { border-right: none; }

.mode-option .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1.5px solid var(--ink);
    background: transparent;
    flex-shrink: 0;
    transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.mode-option .mode-text { display: inline-flex; flex-direction: column; align-items: flex-start; gap: 0.05rem; }
.mode-option .mode-text em {
    font-style: italic;
    font-size: 0.74rem;
    color: var(--ink-3);
    letter-spacing: 0.02em;
}

.mode-option:hover:not(.is-active) {
    background: var(--paper-3);
    color: var(--ink);
}

.mode-option.is-active {
    background: var(--ink);
    color: var(--paper);
}
.mode-option.is-active .mode-text em { color: var(--paper-2); }
.mode-option.is-active .dot {
    border-color: var(--paper);
    background: var(--accent);
    box-shadow: inset 0 0 0 2px var(--ink);
}

/* ─────────────── FALLBACK GRID ─────────────── */
.fallback-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.85rem;
    margin-top: 1rem;
}

.fallback-option {
    appearance: none;
    background: var(--paper-2);
    border: 1.5px solid var(--ink);
    color: var(--ink);
    text-align: left;
    padding: 1rem 1rem 0.95rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    font-family: inherit;
    position: relative;
    transition: background 0.18s ease, color 0.18s ease, transform 0.08s ease, box-shadow 0.18s ease;
    box-shadow: 2px 2px 0 var(--ink);
}

.fallback-option:hover:not(.is-active) {
    background: var(--paper-3);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 var(--ink);
}

.fallback-option:active {
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 var(--ink);
}

.fallback-option.is-active {
    background: var(--ink);
    color: var(--paper);
    box-shadow: 3px 3px 0 var(--accent);
    transform: translate(-1px, -1px);
}

.fallback-card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.fallback-option .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1.5px solid var(--ink);
    background: transparent;
    flex-shrink: 0;
    transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.fallback-option.is-active .dot {
    border-color: var(--paper);
    background: var(--accent);
    box-shadow: inset 0 0 0 2px var(--ink);
}

.fallback-option .mode-text {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 500;
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
}

.fallback-option .mode-text em {
    font-style: italic;
    font-size: 0.8rem;
    color: var(--ink-3);
    font-weight: 400;
    transition: color 0.18s ease;
}

.fallback-option.is-active .mode-text em {
    color: var(--paper-2);
}

.fallback-desc {
    margin: 0;
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.88rem;
    line-height: 1.45;
    color: var(--ink-2);
    transition: color 0.18s ease;
}

.fallback-option.is-active .fallback-desc {
    color: var(--paper-3);
}

@media (max-width: 920px) {
    .fallback-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
    .fallback-grid { grid-template-columns: 1fr; }
}

/* ─────────────── MAIN / SECTIONS ─────────────── */
.main { display: flex; flex-direction: column; gap: 4.5rem; }

.two-col {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 3.5rem;
}

@media (max-width: 920px) {
    .two-col { grid-template-columns: 1fr; gap: 3.5rem; }
}

.part-head {
    border-top: 1.5px solid var(--ink);
    border-bottom: 1px solid var(--rule);
    padding: 0.8rem 0 1.1rem;
    margin-bottom: 1.5rem;
}

.part-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.45rem;
}

.part-head h3 {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 96, "SOFT" 40, "WONK" 1;
    font-weight: 500;
    font-size: clamp(1.65rem, 2.6vw, 2.1rem);
    letter-spacing: -0.018em;
    line-height: 1;
    margin: 0 0 0.4rem;
}

.part-head p {
    font-family: var(--font-body);
    font-style: italic;
    color: var(--ink-3);
    font-size: 0.96rem;
    margin: 0;
}

/* ─────────────── PREFERENCE LIST ─────────────── */
.sortable-list {
    display: flex;
    flex-direction: column;
}

.sortable-list .loading {
    font-style: italic;
    color: var(--ink-3);
    padding: 1rem 0;
}

.sortable-item {
    display: grid;
    grid-template-columns: 3rem 1fr auto;
    align-items: center;
    gap: 1.2rem;
    padding: 0.9rem 0.25rem;
    border-bottom: 1px solid var(--rule);
    cursor: grab;
    user-select: none;
    transition: background 0.18s ease, padding-left 0.18s ease;
}

.sortable-item:hover { background: rgba(181, 112, 31, 0.07); padding-left: 0.55rem; }
.sortable-item:active { cursor: grabbing; }
.sortable-item.dragging {
    opacity: 0.55;
    background: var(--paper-2);
    box-shadow: 0 8px 20px rgba(26, 19, 11, 0.15);
}

.sortable-item .left { display: contents; }

.pref-index {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "WONK" 1, "SOFT" 30;
    font-feature-settings: "tnum" 1, "lnum" 1;
    font-size: 2.2rem;
    font-weight: 400;
    color: var(--accent);
    text-align: right;
    line-height: 1;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
}

.sortable-item:nth-child(n+4) .pref-index { color: var(--ink-3); }

.hospital-name {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.2;
    letter-spacing: 0.005em;
}

.hospital-name .cap {
    display: block;
    font-family: var(--font-mono);
    font-weight: 400;
    font-size: 0.7rem;
    color: var(--ink-3);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-top: 0.28rem;
}

.controls { display: inline-flex; gap: 0.25rem; }

.controls button {
    appearance: none;
    background: transparent;
    border: 1px solid var(--rule);
    width: 30px; height: 30px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--ink-2);
    cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    transition: background 0.14s ease, color 0.14s ease, border-color 0.14s ease;
}

.controls button:hover {
    background: var(--ink);
    color: var(--paper);
    border-color: var(--ink);
}

/* ─────────────── PRESETS (Monty's hands) ─────────────── */
.presets-label {
    font-family: var(--font-body);
    font-style: italic;
    color: var(--ink-2);
    font-size: 0.92rem;
    margin: 0 0 0.85rem;
    letter-spacing: 0.005em;
}

.presets-label .ornament {
    color: var(--accent);
    margin-right: 0.35rem;
}

.presets {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}

.preset {
    appearance: none;
    background: var(--paper);
    border: 1.5px solid var(--ink);
    color: var(--ink);
    text-align: left;
    padding: 1rem 1.05rem 0.95rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    font-family: inherit;
    position: relative;
    transition: background 0.18s ease, color 0.18s ease, transform 0.08s ease, box-shadow 0.18s ease;
    box-shadow: 3px 3px 0 var(--ink);
}

.preset:hover {
    background: var(--ink);
    color: var(--paper);
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--accent);
}

.preset:active {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--ink);
}

.preset-name {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 60, "SOFT" 40, "WONK" 1;
    font-style: italic;
    font-weight: 500;
    font-size: 1.2rem;
    color: inherit;
    line-height: 1.05;
    letter-spacing: -0.005em;
}

.preset-name .preset-year {
    color: var(--accent);
    font-style: italic;
    font-weight: 400;
    font-size: 0.88em;
    transition: color 0.18s ease;
}

.preset:hover .preset-name .preset-year { color: var(--accent-soft); }

.preset-desc {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--ink-3);
    flex-grow: 1;
    transition: color 0.18s ease;
}

.preset:hover .preset-desc { color: var(--paper-2); }

.preset-cta {
    margin-top: 0.55rem;
    padding-top: 0.55rem;
    border-top: 1px dashed var(--rule);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    transition: color 0.18s ease, border-color 0.18s ease;
}

.preset-cta .arrow {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1;
    transition: transform 0.2s ease;
}

.preset:hover .preset-cta {
    color: var(--paper);
    border-top-color: rgba(240, 231, 210, 0.4);
}

.preset:hover .preset-cta .arrow { transform: translateX(4px); }

@media (max-width: 720px) {
    .presets { grid-template-columns: 1fr; }
}

/* ─────────────── LEDGER TABLES ─────────────── */
.ledger { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }

thead th {
    text-align: left;
    font-family: var(--font-body);
    font-style: italic;
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    color: var(--ink-3);
    padding: 0.55rem 0.65rem;
    border-bottom: 1.5px solid var(--ink);
    background: transparent;
}

th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }

#results-table thead th.num {
    font-family: var(--font-body);
    font-style: italic;
    font-weight: 500;
}

tbody td {
    padding: 0.6rem 0.65rem;
    border-bottom: 1px solid var(--rule);
    vertical-align: middle;
}

tbody tr:last-child td { border-bottom: 1px solid var(--rule); }

tbody tr:hover td { background: rgba(181, 112, 31, 0.06); }

#data-table tbody td:first-child {
    font-family: var(--font-body);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-size: 0.87rem;
    color: var(--ink);
}

#data-table .num,
#results-table .num {
    font-family: var(--font-mono);
    font-size: 0.92rem;
}

.ratio {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    font-variant-numeric: tabular-nums;
}

.ratio.high { color: var(--accent); font-weight: 600; }
.ratio.even { color: var(--ink); }
.ratio.low { color: var(--ink-3); }

/* number input — like a ledger underline */
input[type="number"] {
    appearance: none;
    -moz-appearance: textfield;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--rule-strong);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--ink);
    width: 70px;
    padding: 0.2rem 0.1rem;
    text-align: right;
    font-variant-numeric: tabular-nums;
    transition: border-color 0.15s ease, background 0.15s ease;
}

input[type="number"]:hover { background: rgba(26, 19, 11, 0.03); }

input[type="number"]:focus {
    outline: none;
    border-bottom-color: var(--accent);
    border-bottom-width: 2px;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none; margin: 0;
}

/* ─────────────── PART III · CAST ─────────────── */
.part-cast { /* uses the standard .part / .part-head treatment */ }

.cast-controls { margin-bottom: 2rem; }

.cast-card {
    background: var(--paper);
    border: 1.5px solid var(--ink);
    box-shadow: 5px 5px 0 var(--ink);
    padding: 2.5rem 1.5rem 1.8rem;
    text-align: center;
    position: relative;
    transition: box-shadow 0.2s ease, transform 0.08s ease;
}

.cast-flourish {
    display: block;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.5rem;
    color: var(--accent);
    letter-spacing: 0.2em;
    line-height: 1;
    margin-bottom: 1.4rem;
}

.btn {
    appearance: none;
    cursor: pointer;
    font-family: var(--font-body);
    border: 1.5px solid var(--ink);
    background: transparent;
    color: var(--ink);
    padding: 0.85rem 1.6rem;
    font-size: 1rem;
    line-height: 1;
    letter-spacing: 0.005em;
    transition: background 0.18s ease, color 0.18s ease, transform 0.08s ease, box-shadow 0.18s ease;
}

.btn:hover:not(:disabled) {
    background: var(--ink);
    color: var(--paper);
}

.btn:disabled { cursor: progress; opacity: 0.75; }

.btn-cast {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    background: var(--accent);
    color: var(--paper);
    border: 2px solid var(--accent);
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 50, "WONK" 1;
    font-weight: 500;
    font-style: italic;
    font-size: clamp(1.9rem, 4.5vw, 2.8rem);
    line-height: 1;
    letter-spacing: -0.018em;
    padding: 1.15rem 2.6rem 1.25rem;
    box-shadow: 4px 4px 0 var(--ink);
    cursor: pointer;
    margin: 0 auto;
}

.btn-cast .btn-cast-arrow {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 0.85em;
    color: var(--paper);
    transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.3, 1);
    display: inline-block;
}

.btn-cast:hover:not(:disabled) {
    background: var(--accent-dark);
    color: var(--paper);
    border-color: var(--accent-dark);
    transform: translate(-1px, -1px);
    box-shadow: 6px 6px 0 var(--ink);
}

.btn-cast:hover:not(:disabled) .btn-cast-arrow {
    transform: translateX(6px) rotate(8deg);
}

.btn-cast:active:not(:disabled) {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--ink);
}

.btn-cast:disabled {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
}

.cast-sub {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.95rem;
    color: var(--ink-3);
    margin: 1rem 0 0;
}

.status {
    font-family: var(--font-body);
    font-style: italic;
    color: var(--ink-2);
    font-size: 0.94rem;
    margin: 0.6rem 0 0;
    min-height: 1.4em;
}

.cast-secondary {
    margin-top: 1.6rem;
    padding-top: 1.2rem;
    border-top: 1px dashed var(--rule);
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-3);
}

.btn-text {
    appearance: none;
    background: none;
    border: none;
    padding: 0;
    font: inherit;
    color: var(--ink-2);
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: var(--rule-strong);
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
    transition: color 0.18s ease, text-decoration-color 0.18s ease;
}

.btn-text:hover {
    color: var(--accent);
    text-decoration-color: var(--accent);
}

.cast-sep { color: var(--rule-strong); }

@media (max-width: 560px) {
    .btn-cast { width: 100%; padding: 1rem 1.2rem 1.1rem; font-size: 1.7rem; }
    .cast-card { padding: 2rem 1rem 1.5rem; }
    .cast-secondary { flex-direction: column; gap: 0.4rem; }
    .cast-secondary .cast-sep { display: none; }
}

/* ─────────────── RESULTS ─────────────── */
.results { animation: drawIn 0.55s ease backwards; }

.stat-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1.5px solid var(--ink);
    border-bottom: 1.5px solid var(--ink);
    margin-bottom: 2rem;
}

@media (max-width: 760px) {
    .stat-row { grid-template-columns: repeat(2, 1fr); }
    .stat:nth-child(2) { border-right: none; }
    .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--rule); }
}

@media (max-width: 560px) {
    .stat-row { grid-template-columns: 1fr; }
    .stat { border-right: none; border-bottom: 1px solid var(--rule); }
    .stat:last-child { border-bottom: none; }
}

.stat {
    padding: 1.4rem 1.25rem;
    border-right: 1px solid var(--rule);
}

.stat:last-child { border-right: none; }

.stat .label {
    display: block;
    font-family: var(--font-body);
    font-style: italic;
    color: var(--ink-3);
    font-size: 0.82rem;
    letter-spacing: 0.01em;
    margin-bottom: 0.55rem;
}

.stat .value {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
    font-feature-settings: "tnum" 1, "lnum" 1;
    font-weight: 500;
    font-size: 2.05rem;
    line-height: 1;
    letter-spacing: -0.018em;
    color: var(--ink);
}

.stat.is-accent .value { color: var(--accent); }

.stat .value small {
    display: block;
    font-family: var(--font-body);
    font-style: italic;
    font-weight: 400;
    font-size: 0.86rem;
    color: var(--ink-3);
    margin-top: 0.35rem;
    letter-spacing: 0;
}

/* bars in results table */
.bar {
    position: relative;
    height: 14px;
    min-width: 140px;
    background: transparent;
    border-left: 1px solid var(--ink);
    border-right: 1px solid var(--ink);
}

@media (max-width: 640px) {
    .bar { min-width: 30px; }
}

.bar-track {
    position: absolute;
    inset: 50% 0 auto 0;
    height: 1px;
    background: var(--rule-strong);
    transform: translateY(-50%);
    pointer-events: none;
}

.bar-fill {
    position: absolute;
    inset: 0 auto 0 0;
    height: 100%;
    background: var(--accent);
    width: 0;
    transition: width 0.7s cubic-bezier(0.2, 0.7, 0.3, 1);
}

#results-table tbody td:nth-child(2) {
    font-family: var(--font-body);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-size: 0.88rem;
    color: var(--ink);
}

#results-table .num strong { font-weight: 600; }

.zero-prob td { opacity: 0.4; }
.zero-prob .bar-fill { background: var(--ink-3); }

/* ─────────────── READER'S NOTE ─────────────── */
.readers-note {
    margin-top: 1rem;
    animation: drawIn 0.85s cubic-bezier(0.2, 0.7, 0.3, 1) backwards;
    animation-delay: 0.45s;
}

.readers-note .part-head h3 {
    font-style: italic;
    font-variation-settings: "opsz" 96, "SOFT" 60, "WONK" 1;
    max-width: 26ch;
}

.note-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-bottom: none;
}

.note-col {
    padding: 1.6rem 1.8rem 1.8rem;
    border-right: 1px solid var(--rule);
}

.note-col:first-child { padding-left: 0; }
.note-col:last-child {
    padding-right: 0;
    border-right: none;
}

.note-col h4 {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 72, "SOFT" 40, "WONK" 1;
    font-style: italic;
    font-weight: 500;
    font-size: 1.35rem;
    letter-spacing: -0.01em;
    color: var(--accent);
    margin: 0 0 0.85rem;
    line-height: 1;
}

.note-col p {
    font-family: var(--font-body);
    font-size: 0.96rem;
    line-height: 1.6;
    color: var(--ink-2);
    margin: 0 0 0.85rem;
}

.note-col p:last-child { margin-bottom: 0; }

.note-col p.muted-note {
    font-style: italic;
    color: var(--ink-3);
    font-size: 0.9rem;
}

.note-col em { font-style: italic; color: var(--ink); }

/* drop-cap on the first paragraph of each column */
.note-col p:first-of-type::first-letter {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
    font-weight: 500;
    font-size: 3.2em;
    float: left;
    line-height: 0.85;
    margin: 0.08em 0.08em 0 0;
    color: var(--ink);
}

@media (max-width: 920px) {
    .note-cols { grid-template-columns: 1fr; border-bottom: none; }
    .note-col {
        padding: 1.5rem 0;
        border-right: none;
        border-bottom: 1px solid var(--rule);
    }
    .note-col:first-child { padding-top: 0.5rem; }
    .note-col:last-child { border-bottom: none; padding-bottom: 0.5rem; }
}

/* ─────────────── COLOPHON ─────────────── */
.colophon {
    margin-top: 5rem;
    text-align: center;
    font-family: var(--font-body);
    color: var(--ink-2);
    font-size: 0.96rem;
}

.colophon .rule-single { margin-bottom: 1.4rem; }

.colophon em { font-style: italic; color: var(--ink-3); }
.colophon strong { font-weight: 600; color: var(--ink); }

.colophon .muted {
    color: var(--ink-3);
    font-style: italic;
    font-size: 0.86rem;
    margin: 0.4rem 0 0;
}

.signoff {
    margin: 2rem auto 0;
    text-align: center;
    color: var(--ink-2);
    line-height: 1.15;
}

.signoff-line {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.95rem;
    color: var(--ink-3);
    margin: 0 0 0.25rem;
}

.signoff-name {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 144, "SOFT" 80, "WONK" 1;
    font-style: italic;
    font-weight: 500;
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    color: var(--accent);
    margin: 0;
    letter-spacing: -0.015em;
    line-height: 1;
    transform: rotate(-2deg);
    display: inline-block;
}

.signoff-title {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin: 0.5rem 0 0;
}

/* ─────────────── MONTY'S WORKING (appendix) ─────────────── */
.appendix {
    margin-top: 4rem;
    animation: drawIn 0.85s cubic-bezier(0.2, 0.7, 0.3, 1) backwards;
    animation-delay: 0.55s;
}

.appendix .part-head h3 {
    font-style: italic;
    font-variation-settings: "opsz" 96, "SOFT" 60, "WONK" 1;
}

.appendix-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 0;
    border-bottom: 1px solid var(--rule);
}

.appendix-grid > div {
    padding: 1.6rem 1.8rem;
    border-right: 1px solid var(--rule);
    min-width: 0;
}

.appendix-grid > div:last-child { border-right: none; padding-right: 0; }
.appendix-grid > div:first-child { padding-left: 0; }

.appendix h5 {
    font-family: var(--font-display);
    font-variation-settings: "opsz" 72, "SOFT" 40, "WONK" 1;
    font-style: italic;
    font-weight: 500;
    font-size: 1.2rem;
    color: var(--accent);
    margin: 0 0 1rem;
    letter-spacing: -0.005em;
    line-height: 1;
}

.assumption-list {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: assumption;
}

.assumption-list li {
    counter-increment: assumption;
    padding: 0.55rem 0 0.55rem 2.4rem;
    border-bottom: 1px solid var(--rule);
    position: relative;
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--ink-2);
}

.assumption-list li:last-child { border-bottom: none; }

.assumption-list li::before {
    content: counter(assumption, lower-roman) ".";
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 2rem;
    text-align: right;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 0.95rem;
    color: var(--accent);
    letter-spacing: 0.02em;
}

.formulas { display: flex; flex-direction: column; gap: 1.3rem; }

.formula {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding: 0.9rem 1rem;
    background: rgba(26, 19, 11, 0.04);
    border-left: 2px solid var(--accent);
}

.formula-label {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.88rem;
    color: var(--ink-3);
}

.formula-expr {
    font-family: var(--font-mono);
    font-size: 0.98rem;
    color: var(--ink);
    line-height: 1.4;
    overflow-x: auto;
    white-space: nowrap;
    letter-spacing: 0.005em;
}

.formula-expr .accent { color: var(--accent); }

.formula-where {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.86rem;
    color: var(--ink-3);
    line-height: 1.5;
}

.formula-where code {
    font-family: var(--font-mono);
    font-style: normal;
    color: var(--ink-2);
    background: rgba(181, 112, 31, 0.08);
    padding: 0 0.25rem;
}

@media (max-width: 920px) {
    .appendix-grid { grid-template-columns: 1fr; border-bottom: 1px solid var(--rule); }
    .appendix-grid > div { padding: 1.5rem 0; border-right: none; border-bottom: 1px solid var(--rule); }
    .appendix-grid > div:first-child { padding-top: 0.5rem; }
    .appendix-grid > div:last-child { border-bottom: none; padding-bottom: 0.5rem; }
}

/* ─────────────── ANIMATIONS ─────────────── */
@keyframes drawIn {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

.masthead, .hero, .two-col, .colophon {
    animation: drawIn 0.85s cubic-bezier(0.2, 0.7, 0.3, 1) backwards;
}
.masthead   { animation-delay: 0.00s; }
.hero       { animation-delay: 0.12s; }
.two-col    { animation-delay: 0.26s; }
.colophon   { animation-delay: 0.50s; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-delay: 0s !important;
        transition-duration: 0.01ms !important;
    }
}

/* ─────────────── FOCUS ─────────────── */
.sortable-item:focus-visible,
.btn:focus-visible,
.mode-option:focus-visible,
.fallback-option:focus-visible,
input:focus-visible,
.controls button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ─────────────── NARROW SCREENS ─────────────── */
@media (max-width: 640px) {
    .paper { padding: 2rem 1.25rem 4rem; }
    .masthead-row { grid-template-columns: 1fr; text-align: center; gap: 0.5rem; }
    .masthead-row .folio-left,
    .masthead-row .folio-right { text-align: center; }
    .hero-title { font-size: clamp(2.5rem, 12vw, 4rem); }
    .mode-switch { width: 100%; flex-wrap: wrap; }
    .mode-option, .fallback-option { flex: 1; justify-content: center; }
    .intervention-actions { flex-direction: column; align-items: stretch; width: 100%; }
    .btn { width: 100%; }
    #results-table thead { display: none; }
    #results-table tbody tr {
        display: grid;
        grid-template-columns: 36px 1fr;
        grid-template-areas:
            "rank name"
            "bar bar"
            "p p"
            "cum cum";
        row-gap: 0.35rem;
        padding: 0.65rem 0;
        column-gap: 0.6rem;
        align-items: baseline;
    }
    #results-table tbody td { border-bottom: none; padding: 0; }
    #results-table tbody td:nth-child(1) { grid-area: rank; }
    #results-table tbody td:nth-child(2) { grid-area: name; }
    #results-table tbody td:nth-child(1),
    #results-table tbody td:nth-child(2) { align-self: baseline; }
    #results-table tbody td:nth-child(1) { align-self: baseline; }
    #results-table tbody td:nth-child(3) { grid-area: bar; }
    #results-table tbody td:nth-child(4) { grid-area: p; }
    #results-table tbody td:nth-child(5) { grid-area: cum; }
    #results-table tbody td:nth-child(4),
    #results-table tbody td:nth-child(5) {
        text-align: left;
        font-size: 0.86rem;
        font-family: var(--font-mono);
    }
    #results-table tbody td:nth-child(4)::before {
        content: "P(here) ";
        font-family: var(--font-body);
        font-style: italic;
        color: var(--ink-3);
        margin-right: 0.35rem;
    }
    #results-table tbody td:nth-child(5)::before {
        content: "Cumulative ";
        font-family: var(--font-body);
        font-style: italic;
        color: var(--ink-3);
        margin-right: 0.35rem;
    }
    .bar {
        min-width: 0;
        width: 100%;
        max-width: 100%;
        height: 8px;
    }
}

@media (max-width: 820px) {
    body { background-attachment: scroll; }
}